package Collection;

import java.util.*;

public class ListDemo {
    public static void main(String[] args) {
        List<String> list=new LinkedList<>();
        list.add("one");
        list.add("two");
        list.add("three");
        list.add("four");
        list.add("five");
        list.add("one");
        System.out.println("list:"+list);

        String e=list.get(4);
        System.out.println(e);
//        for (int i=0;i<list.size();i++) {
//            System.out.println(list.get(i));
//        }
//
//        Iterator<String> it=list.listIterator();
//        while(it.hasNext()){
//            System.out.println(it.next());
//        }
//
//        for (String str:list){
//            System.out.println(str);
//        }
        list.set(2,"3");
        String old =list.set(3,"4");
        System.out.println(old);
        System.out.println("list:"+list);

        String s= list.remove(2);
        System.out.println("list:"+list);
        System.out.println(s);

        list.add(3,"seven");
        System.out.println("list:"+list);




    }
}
